P-RV 8 L / 0.5 Steel Check Valve Fitting.
P-RVV 15 LR-WD /0.5 Steel Check Valve Fitting.
P-RVV 20 SR-WD /2.0 Steel Check Valve Fitting.
P-RVZ 18 LR-WD /0.1 Steel Check Valve Fitting.
P-RVV 30 SR-WD /3.0 Steel Check Valve Fitting.
P-RV 20 S/ 2.0 Steel Check Valve Fitting.
P-RV 16 S/ 0.5 Steel Check Valve Fitting.
P-RVV 6 LR-WD /3.0 Steel Check Valve Fitting.
P-RV 12 L / 0.5 Steel Check Valve Fitting.
P-RVZ 18 LR-WD /0.5 Steel Check Valve Fitting.